.page-news {
  --news-space: 56px;
  background: var(--paper);
  color: var(--ink);
}

.page-news .crumbs {
  padding: 18px 0 0;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-bottom: 8px;
}

.page-news .news-hero__media {
  position: relative;
  overflow: hidden;
  background: var(--mist);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1400 / 800;
  object-fit: cover;
}

.page-news .news-hero__stamp {
  position: absolute;
  left: 16px;
  bottom: 14px;
  padding: 5px 13px;
  border: 1px solid var(--gold-soft);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  color: var(--gold-deep);
  font-size: var(--fs-xs);
  letter-spacing: 0.22em;
}

.page-news .news-hero__body {
  padding-top: 30px;
}

.page-news .news-hero h1 {
  margin: 10px 0 0;
  font-size: clamp(1.8rem, 6vw, 3.15rem);
  font-weight: 300;
  line-height: 1.34;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-news .news-hero__lead {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: var(--fs-md);
  line-height: 1.9;
  color: var(--ink-mid);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-soft);
  list-style: none;
  font-size: var(--fs-sm);
  color: var(--ink-mid);
}

.page-news .news-hero__meta .mono {
  margin-right: 4px;
  color: var(--gold-deep);
  font-size: var(--fs-md);
}

/* ---------- 重点更新条 ---------- */
.page-news .news-ticker {
  padding-top: var(--news-space);
}

.page-news .news-ticker__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
}

.page-news .news-ticker__title {
  margin: 0;
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--gold-deep);
}

.page-news .news-ticker__hint {
  margin: 0;
  font-size: var(--fs-xs);
  color: var(--ink-mid);
  opacity: 0.72;
}

.page-news .news-ticker__viewport {
  position: relative;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, var(--mist), var(--paper) 62%);
}

.page-news .news-ticker__viewport::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 54px;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(247, 248, 246, 0), var(--paper));
}

.page-news .news-ticker__track {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-ticker__track:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -3px;
}

.page-news .news-ticker__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 15px 22px;
  border-right: 1px solid var(--line-soft);
  font-size: var(--fs-sm);
  color: var(--ink-mid);
  white-space: nowrap;
}

.page-news .news-ticker__item .mono {
  color: var(--gold-deep);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
}

/* ---------- 条目流 ---------- */
.page-news .news-feed {
  padding-top: var(--news-space);
}

.page-news .news-feed__head h2,
.page-news .news-versions__head h2,
.page-news .news-quota__head h2,
.page-news .news-course__head h2,
.page-news .news-proof__head h2,
.page-news .news-cta h2 {
  margin: 0;
  font-size: clamp(1.4rem, 4.4vw, 2.05rem);
  font-weight: 300;
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-news .news-feed__intro,
.page-news .news-versions__intro,
.page-news .news-course__intro,
.page-news .news-proof__intro {
  margin: 12px 0 0;
  max-width: 64ch;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink-mid);
}

.page-news .news-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 0;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-tag {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.page-news .news-tag input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-news .news-tag span {
  display: inline-block;
  padding: 7px 15px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--mint);
  color: var(--teal);
  font-size: var(--fs-sm);
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.page-news .news-tag:hover span {
  border-color: var(--gold-soft);
}

.page-news .news-tag input:checked + span {
  border-color: var(--gold);
  background: var(--card);
  color: var(--ink);
  box-shadow: var(--shadow-1);
}

.page-news .news-tag input:focus-visible + span {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-news .news-filter:has(#ncat-doc:checked) .news-item:not([data-cat="doc"]),
.page-news .news-filter:has(#ncat-index:checked) .news-item:not([data-cat="index"]),
.page-news .news-filter:has(#ncat-quota:checked) .news-item:not([data-cat="quota"]),
.page-news .news-filter:has(#ncat-topic:checked) .news-item:not([data-cat="topic"]) {
  display: none;
}

.page-news .news-stream {
  position: relative;
  margin: 0;
  padding: 26px 0 0 30px;
  list-style: none;
}

.page-news .news-stream::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 34px;
  bottom: 16px;
  width: 1px;
  background: var(--line);
}

.page-news .news-item {
  position: relative;
  margin-bottom: 12px;
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 21px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--card);
  border: 1px solid var(--gold);
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.page-news .news-item[data-cat="quota"]::before {
  background: var(--amber);
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(224, 138, 60, 0.14);
}

.page-news .news-item:hover::before {
  background: var(--gold);
}

.page-news .news-item__detail {
  border: 1px solid var(--line-soft);
  border-radius: 4px;
  background: var(--card);
  box-shadow: var(--shadow-1);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.page-news .news-item__detail:hover {
  border-color: var(--gold-soft);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.page-news .news-item__detail[open] {
  border-color: var(--gold);
}

.page-news .news-item__summary {
  display: block;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
}

.page-news .news-item__summary::-webkit-details-marker {
  display: none;
}

.page-news .news-item__summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
  border-radius: 4px;
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .news-item__when {
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  color: var(--gold-deep);
}

.page-news .news-item__badge {
  padding: 2px 9px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: var(--mist);
  font-size: var(--fs-xs);
  color: var(--ink-mid);
}

.page-news .news-item__headline {
  display: block;
  font-size: var(--fs-md);
  font-weight: 500;
  line-height: 1.62;
  color: var(--ink);
}

.page-news .news-item__peek {
  display: block;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--ink-mid);
  transition: max-height 0.26s ease, opacity 0.2s ease, margin-top 0.26s ease;
}

.page-news .news-item:hover .news-item__peek,
.page-news .news-item:focus-within .news-item__peek {
  max-height: 5.4em;
  margin-top: 8px;
  opacity: 1;
}

.page-news .news-item__body {
  margin-top: 12px;
  padding: 14px 18px 18px;
  border-top: 1px solid var(--line-soft);
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink-mid);
}

.page-news .news-item__body p {
  margin: 0 0 10px;
}

.page-news .news-item__link {
  display: inline-block;
  margin-top: 4px;
  padding-bottom: 1px;
  border-bottom: 1px solid var(--gold-soft);
  color: var(--teal);
  font-size: var(--fs-sm);
  text-decoration: none;
}

.page-news .news-item__link:hover {
  border-bottom-color: var(--gold);
  color: var(--gold-deep);
}

.page-news .news-item__link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

/* ---------- 版本迭代 ---------- */
.page-news .news-versions {
  padding-top: var(--news-space);
}

.page-news .news-versions__head,
.page-news .news-course__head,
.page-news .news-proof__head {
  border-top: 1px solid var(--line);
  padding-top: 26px;
}

.page-news .news-versions__layout {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-news .news-versions__figure,
.page-news .news-course__figure,
.page-news .news-proof__figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--mist);
}

.page-news .news-versions__figure img,
.page-news .news-course__figure img,
.page-news .news-proof__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .news-versions__figure img {
  aspect-ratio: 1200 / 700;
}

.page-news .news-course__figure img {
  aspect-ratio: 1200 / 900;
}

.page-news .news-proof__figure img {
  aspect-ratio: 1200 / 800;
}

.page-news .news-versions__figure figcaption,
.page-news .news-course__figure figcaption,
.page-news .news-proof__figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--line-soft);
  background: var(--card);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--ink-mid);
}

.page-news .news-versions__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .version-step {
  position: relative;
  padding: 18px 18px 18px 20px;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--gold-soft);
  border-radius: 4px;
  background: var(--card);
  box-shadow: var(--shadow-1);
}

.page-news .version-step:last-child {
  border-left-color: var(--gold);
  background: linear-gradient(180deg, var(--card), var(--mist));
}

.page-news .version-step__no {
  margin: 0;
  font-size: var(--fs-lg);
  letter-spacing: 0.14em;
  color: var(--gold-deep);
}

.page-news .version-step h3 {
  margin: 6px 0 8px;
  font-size: var(--fs-md);
  font-weight: 500;
  line-height: 1.6;
  color: var(--ink);
}

.page-news .version-step p:last-child {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink-mid);
}

/* ---------- 额度说明脉络 ---------- */
.page-news .news-quota {
  padding-top: var(--news-space);
}

.page-news .news-quota__panel {
  padding: 26px 20px;
  border: 1px solid var(--line-soft);
  border-radius: 4px;
  background: linear-gradient(160deg, var(--mist), var(--paper) 68%);
}

.page-news .news-quota__intro,
.page-news .news-quota__foot {
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: var(--fs-sm);
  line-height: 1.9;
  color: var(--ink-mid);
}

.page-news .news-quota__foot {
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  color: var(--ink-mid);
}

.page-news .quota-track {
  position: relative;
  display: grid;
  gap: 16px;
  margin: 24px 0 0;
  padding: 0 0 0 22px;
  list-style: none;
}

.page-news .quota-track::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--gold-soft);
}

.page-news .quota-track li {
  position: relative;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--ink-mid);
}

.page-news .quota-track li::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
}

.page-news .quota-track__when {
  display: inline-block;
  margin-right: 8px;
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  color: var(--gold-deep);
}

/* ---------- 专题课程 ---------- */
.page-news .news-course {
  padding-top: var(--news-space);
}

.page-news .news-course__layout {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-news .course-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .course-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 0.2s ease;
}

.page-news .course-step:hover {
  background: rgba(199, 219, 212, 0.22);
}

.page-news .course-step__no {
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  color: var(--gold-deep);
  padding-top: 3px;
}

.page-news .course-step h3 {
  margin: 0 0 6px;
  font-size: var(--fs-md);
  font-weight: 500;
  line-height: 1.55;
  color: var(--ink);
}

.page-news .course-step p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--ink-mid);
}

/* ---------- 校对与节奏 ---------- */
.page-news .news-proof {
  padding-top: var(--news-space);
}

.page-news .news-proof__layout {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

.page-news .news-proof__stats {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-news .proof-stat {
  padding: 16px 14px;
  border: 1px solid var(--line-soft);
  border-radius: 4px;
  background: var(--card);
  box-shadow: var(--shadow-1);
}

.page-news .proof-stat__num {
  margin: 0;
  font-size: var(--fs-xl);
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--gold-deep);
}

.page-news .proof-stat__label {
  margin: 10px 0 0;
  font-size: var(--fs-xs);
  line-height: 1.75;
  color: var(--ink-mid);
}

.page-news .news-proof__aside {
  display: grid;
  gap: 16px;
}

.page-news .proof-notes {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .proof-notes li {
  position: relative;
  padding: 12px 14px 12px 30px;
  border: 1px solid var(--line-soft);
  border-radius: 4px;
  background: var(--card);
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--ink-mid);
}

.page-news .proof-notes li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 20px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
}

/* ---------- 结尾邀请 ---------- */
.page-news .news-cta {
  padding-top: var(--news-space);
  padding-bottom: 64px;
}

.page-news .news-cta__inner {
  display: grid;
  gap: 20px;
  padding: 26px 20px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: linear-gradient(135deg, var(--mist), var(--card) 78%);
}

.page-news .news-cta p {
  margin: 12px 0 0;
  max-width: 60ch;
  font-size: var(--fs-sm);
  line-height: 1.9;
  color: var(--ink-mid);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-news {
    --news-space: 72px;
  }

  .page-news .news-hero__body {
    padding-top: 40px;
  }

  .page-news .news-hero__stamp {
    left: 24px;
    bottom: 20px;
  }

  .page-news .news-ticker__item {
    padding: 16px 28px;
  }

  .page-news .news-stream {
    padding-left: 38px;
  }

  .page-news .news-stream::before {
    left: 11px;
  }

  .page-news .news-item::before {
    left: -31px;
    top: 23px;
    width: 11px;
    height: 11px;
  }

  .page-news .news-item__summary {
    padding: 18px 22px;
  }

  .page-news .news-item__body {
    padding: 16px 22px 20px;
  }

  .page-news .news-proof__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-quota__panel {
    padding: 34px 32px;
  }

  .page-news .news-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 32px;
  }
}

@media (min-width: 1000px) {
  .page-news {
    --news-space: 92px;
  }

  .page-news .news-versions__layout {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .version-step:nth-child(2) {
    margin-left: 14px;
  }

  .page-news .version-step:nth-child(3) {
    margin-left: 28px;
  }

  .page-news .version-step:nth-child(4) {
    margin-left: 42px;
  }

  .page-news .news-course__layout {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .news-proof__layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .news-proof__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-cta {
    padding-bottom: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item__detail,
  .page-news .news-item__peek,
  .page-news .news-item::before,
  .page-news .news-tag span,
  .page-news .course-step {
    transition: none;
  }

  .page-news .news-item__detail:hover {
    transform: none;
  }
}
<<<